148655980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{541}}^1\times {\mathrm{1249}}^1$

素因数の和:1810

約数の個数: 48

約数和(自身を含む): 341460000

約数和(自身を除く): 192804020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 541, 1082, 1249, 2164, 2498, 2705, 4996, 5410, 5951, 6245, 10820, 11902, 12490, 13739, 23804, 24980, 27478, 29755, 54956, 59510, 68695, 119020, 137390, 274780, 675709, 1351418, 2702836, 3378545, 6757090, 7432799, 13514180, 14865598, 29731196, 37163995, 74327990, 148655980]

約数ペア:

[(1, 148655980), (2, 74327990), (4, 37163995), (5, 29731196), (10, 14865598), (11, 13514180), (20, 7432799), (22, 6757090), (44, 3378545), (55, 2702836), (110, 1351418), (220, 675709), (541, 274780), (1082, 137390), (1249, 119020), (2164, 68695), (2498, 59510), (2705, 54956), (4996, 29755), (5410, 27478), (5951, 24980), (6245, 23804), (10820, 13739), (11902, 12490)]